15616016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{389}}^1$

素因数の和:603

約数の個数: 40

約数和(自身を含む): 32836440

約数和(自身を除く): 17220424

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 193, 208, 386, 389, 772, 778, 1544, 1556, 2509, 3088, 3112, 5018, 5057, 6224, 10036, 10114, 20072, 20228, 40144, 40456, 75077, 80912, 150154, 300308, 600616, 976001, 1201232, 1952002, 3904004, 7808008, 15616016]

約数ペア:

[(1, 15616016), (2, 7808008), (4, 3904004), (8, 1952002), (13, 1201232), (16, 976001), (26, 600616), (52, 300308), (104, 150154), (193, 80912), (208, 75077), (386, 40456), (389, 40144), (772, 20228), (778, 20072), (1544, 10114), (1556, 10036), (2509, 6224), (3088, 5057), (3112, 5018)]